[1]
Robert, U.W., Etuk, S.E., Agbasi, O.E., Umoren, G.P. , Akpan, S.S. and Nnanna, L.A. 2021. Hydrothermally-calcined waste paper ash nanomaterial as an alternative to cement for clay soil modification for building purposes. Acta Polytechnica. 61, 6 (Dec. 2021), 749–761. DOI:https://doi.org/10.14311/AP.2021.61.0749.